function mostra_menu_colegio(){
  oculta_tudo();
  colegio.style.display = '';
}
function mostra_menu_educacao(){
  oculta_tudo();
  educacao.style.display = '';
}
function mostra_menu_esporte(){
  oculta_tudo();
  esporte.style.display = '';
}
function oculta_tudo(){
  colegio.style.display = 'none';
  educacao.style.display = 'none';
  esporte.style.display = 'none';
}

function popup(url, largura, altura)
{
  winStats='toolbar=no,location=no,directories=no,menubar=no,'
  winStats+='scrollbars=1,width='+largura+',height='+altura+''
  if (navigator.appName.indexOf("Microsoft")>=0) {
     winStats+=',left=' + (screen.width-600)/2 +',top=200'
   }else{
     winStats+=',screenX=(screen.width-600)/2,screenY=200'
   }
  floater=window.open( url, "", winStats)
}

function openchild( url )
  { 
    opener.location=url;
    window.close();
}

function abreM(url,janela,w,h,scroll){
//W = eval(screen.width)-10;
//H = eval(screen.height)-54;

// exemplo link javascript:abreM('pagina.htm',400,500,'no')"

window.open(url,janela,"toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars="+scroll+",resizable=no,copyhistory=no,width="+w+",height="+h+",top=100,left=100");
}

function validaForm( ){
    var erro = 0;
    var inputFocus = null;
	var inputs = document.getElementsByTagName( 'input' );
    $x=0;
	$x2=0;
    while( $x < inputs.length ){
       if( inputs[$x].getAttribute( 'not' ) != 'not' ){
           if( inputs[$x].value == '' ){
               erro = 1;
			   inputs[$x].setAttribute('class', 'formulario_erro');
			   inputs[$x].setAttribute('className', 'formulario_erro');
			   if($x2 == 0){
				   inputFocus =  inputs[$x];
				   $x2++;
			   }
           }
       }
        $x++;
    }
	
	var inputs = document.getElementsByTagName( 'select' );
    $x=0;
	$x2=0;
    while( $x < inputs.length ){
       if( inputs[$x].getAttribute( 'not' ) != 'not' ){
           if( inputs[$x].value == '' ){
               erro = 1;
			   inputs[$x].setAttribute('class', 'formulario_erro');
			   inputs[$x].setAttribute('className', 'formulario_erro');
			   if($x2 == 0){
				   inputFocus =  inputs[$x];
				   $x2++;
			   }
           }
       }
        $x++;
    }
	
	if(erro == 1){
    	alert('Campo(s) obrigatorio(s)!');
		inputFocus.focus();
		return false;
	}
	
    return true;    
}